Home / 115,584,398.87-173,350,067.46-68,911,091.19

Finding the Fourth Proportional to 115,584,398.87, 173,350,067.46 and 68,911,091.19

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Solution

The fourth proportional to 115,584,398.87, 173,350,067.46 and 68,911,091.19 is: 103,350,819.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,584,398.87 : 173,350,067.46 = 68,911,091.19 : x
  2. Step 2: Convert to fraction form
    115,584,398.87/173,350,067.46 = 68,911,091.19/x
  3. Step 3: Cross multiply
    115,584,398.87x = 173,350,067.46 × 68,911,091.19
  4. Step 4: Simplify right side
    115,584,398.87x = 11,945,742,306,270,296
  5. Step 5: Solve for x
    x = 11,945,742,306,270,296/115,584,398.87
  6. Step 6: Final answer
    x = 103,350,819.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.